86 lines
2.6 KiB
PHP
86 lines
2.6 KiB
PHP
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<?php
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// change this, if your php files and data is outside of your webservers document root
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define('PATH', '');
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define('PUBLIC_PATH', __DIR__);
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require PATH . 'vendor' . DIRECTORY_SEPARATOR . 'autoload.php';
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$link = $_SERVER['REQUEST_URI'];
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$response = getGetData();
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$arr = explode('=',$response);
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$c = count ($arr);
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$opSuccess = FALSE;
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$errCode = 0;
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$shortenedUrl = "";
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$originalUrl = "";
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if(($c == 2) && ($arr[0] == "link") && (strlen($arr[1]) < 256)) {
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// read in configuration values
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$conf = new PrivateBin\Configuration;
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$originalUrl = urldecode($arr[1]);
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if (startsWith($originalUrl, $conf->getKey( "basepath") . "/?")) {
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// Init the CURL session
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL, $conf->getKey( "apiurl", "yourls"));
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curl_setopt($ch, CURLOPT_HEADER, 0); // No header in the result
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); // Return, do not echo result
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curl_setopt($ch, CURLOPT_POST, 1); // This is a POST request
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curl_setopt($ch, CURLOPT_POSTFIELDS, array( // Data to POST
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'signature' => $conf->getKey( "signature", "yourls"),
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'format' => 'json',
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'action' => 'shorturl',
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'url' => $originalUrl
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));
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// Fetch and return content
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$data = curl_exec($ch);
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curl_close($ch);
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if (!($data === FALSE) && is_string($data))
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{
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$data = json_decode( $data, true);
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if (!is_null($data) && array_key_exists('statusCode', $data)
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&& array_key_exists('shorturl', $data) && ($data['statusCode'] == 200))
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{
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$shortenedUrl = $data['shorturl'];
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$opSuccess = TRUE;
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} else {
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// error with contents of YOURLS response.
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$errCode = 3;
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}
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} else {
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// error when calling YOURLS - probably a PrivateBin configuration issue, like wrong/missing apiurl or signature
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$errCode = 2;
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}
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} else {
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// trying to shorten a URL not pointing to our PrivateBin instance.
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$errCode = 1;
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}
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}
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if ($opSuccess)
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{
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print("<br>Your shortened paste is <span class=\"shortensuccess\"><a href=\"$shortenedUrl\">$shortenedUrl</a></span>");
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}
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else
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{
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print("<br><span class=\"shortenerror\">Error: An error occured while trying to shorten the given URL (error code $errCode)</span>");
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}
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function getGetData() {
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$data = http_build_query($_GET);
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return $data;
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}
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function startsWith($haystack, $needle)
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{
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$length = strlen($needle);
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return (substr($haystack, 0, $length) === $needle);
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}
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?>
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